Correspondence set aside by Boosey & Hawkes because of its particular archival value, involving individuals with names beginning with letters between M- and Q-.
Correspondence to, from or relating to individuals or organisations with names beginning O-: R. P. O'Donnell, Arthur Oldham, Cavan O'Connor, Victor Olof, René Comte-Offenbach, Theo Olof, Eugene Ormandy, Vic Oliver, John Ogdon, Hugh Ottaway and Frank Olegario. This file was originally entitled '...